Abdomen exercise machine



FIG. 1 is a perspective view showing the new design for an abdomenexercise machine.

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right view thereof;

FIG. 5 is a left view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing of portions of the abdomen exercise machinedepicts environment and forms no part of the claim.

CLAIM The ornamental design for an abdomen exercise machine, as shownand described.